<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item label="文件名" prop="fileName">
                <el-input v-model="queryParams.fileName" placeholder="请输入文件名" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="原名" prop="originalName">
                <el-input v-model="queryParams.originalName" placeholder="请输入原名" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="文件后缀" prop="fileSuffix">
                <el-input v-model="queryParams.fileSuffix" placeholder="请输入文件后缀" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="创建时间">
                <el-date-picker v-model="daterangeCreateTime" style="width: 240px" value-format="YYYY-MM-DD HH:mm:ss"
                    type="daterange" range-separator="-" start-placeholder="开始日期" end-placeholder="结束日期"
                    :default-time="['00:00:00', '23:59:59']"></el-date-picker>
            </el-form-item>
            <el-form-item label="上传人" prop="createBy">
                <el-input v-model="queryParams.createBy" placeholder="请输入上传人" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="服务商" prop="service">
                <el-input v-model="queryParams.service" placeholder="请输入服务商" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
                <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button type="primary" plain icon="Plus" @click="handleFile"
                    v-hasPermi="['system:oss:upload']">上传文件</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="primary" plain icon="Plus" @click="handleImage"
                    v-hasPermi="['system:oss:upload']">上传图片</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete"
                    v-hasPermi="['system:oss:remove']">删除</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button :type="previewListResource ? 'danger' : 'warning'" plain
                    @click="handlePreviewListResource(!previewListResource)" v-hasPermi="['system:oss:edit']">预览开关 :
                    {{ previewListResource ? "禁用" : "启用" }}</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="info" plain icon="Soperation" @click="handleOssConfig"
                    v-hasPermi="['system:oss:list']">配置管理</el-button>
            </el-col>
            <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="ossList" @selection-change="handleSelectionChange"
            :header-cell-class-name="handleHeaderClass" @header-click="handleHeaderCLick" v-if="showTable">
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column label="对象存储主键" align="center" prop="ossId" v-if="false" />
            <el-table-column label="文件名" align="center" prop="fileName" />
            <el-table-column label="原名" align="center" prop="originalName" />
            <el-table-column label="文件后缀" align="center" prop="fileSuffix" />
            <el-table-column label="文件展示" align="center" prop="url">
                <template #default="scope">
                    <ImagePreview v-if="previewListResource && checkFileSuffix(scope.row.fileSuffix)" :width=100 :height=100
                        :src="scope.row.url" :preview-src-list="[scope.row.url]" />
                    <span v-text="scope.row.url" v-if="!checkFileSuffix(scope.row.fileSuffix) || !previewListResource" />
                </template>
            </el-table-column>
            <el-table-column label="创建时间" align="center" prop="createTime" width="180" sortable="custom">
                <template #default="scope">
                    <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
                </template>
            </el-table-column>
            <el-table-column label="上传人" align="center" prop="createBy" />
            <el-table-column label="服务商" align="center" prop="service" sortable="custom" />
            <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template #default="scope">
                    <el-button type="text" icon="Edit" @click="handleDownload(scope.row)"
                        v-hasPermi="['system:oss:download']">下载</el-button>
                    <el-button type="text" icon="Delete" @click="handleDelete(scope.row)"
                        v-hasPermi="['system:oss:remove']">删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum"
            v-model:limit="queryParams.pageSize" @pagination="getList" />

        <!-- 添加或修改OSS对象存储对话框 -->
        <el-dialog :title="title" v-model="open" width="500px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="文件名">
                    <fileUpload v-model="form.file" v-if="type === 0" />
                    <imageUpload v-model="form.file" v-if="type === 1" />
                </el-form-item>
            </el-form>
            <template #footer>
                <div class="dialog-footer">
                    <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
                    <el-button @click="cancel">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>

<script setup name="oss">
import { listOss, delOss } from "@/api/system/oss";
import { getConfigKey } from "@/api/system/config";

const router = useRouter();
const { proxy } = getCurrentInstance();

const showTable = ref(true);
const buttonLoading = ref(false);
const loading = ref(true);
const exportLoading = ref(false);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const showSearch = ref(true);
const total = ref(0);
const ossList = ref([]);
const title = ref("");
const open = ref(false);
const previewListResource = ref(true);
const daterangeCreateTime = ref([]);

const data = reactive({
    defaultSort: { prop: 'createTime', order: 'ascending' },
    form: {},
    queryParams: {
        pageNum: 1,
        pageSize: 10,
        fileName: undefined,
        originalName: undefined,
        fileSuffix: undefined,
        url: undefined,
        createTime: undefined,
        createBy: undefined,
        service: undefined
    },
    rules: {
        file: [
            { required: true, message: "文件不能为空", trigger: "blur" }
        ]
    },
});

const { queryParams, form, rules, defaultSort } = toRefs(data);
/** 查询OSS对象存储列表 */
function getList() {
    loading.value = true;
    queryParams.value.params = {};
    if (null != daterangeCreateTime.value && '' != daterangeCreateTime.value) {
        queryParams.value.params["beginCreateTime"] = daterangeCreateTime.value[0];
        queryParams.value.params["endCreateTime"] = daterangeCreateTime.value[1];
    }
    getConfigKey("sys.oss.previewListResource").then(response => {
        previewListResource.value = response.msg === undefined ? true : response.msg === 'true';
    });
    listOss(queryParams.value).then(response => {
        ossList.value = response.rows;
        total.value = response.total;
        loading.value = false;
        showTable.value = true;
    });
};

function checkFileSuffix(fileSuffix) {
    let arr = ["png", "jpg", "jpeg"];
    return arr.some(type => {
        return fileSuffix.indexOf(type) > -1;
    });
};
/** 取消按钮 */
function cancel() {
    open.value = false;
    reset();
}
/** 表单重置 */
function reset() {
    form.value = {
        file: undefined,
    };
    proxy.resetForm("form");
}
/** 搜索按钮操作 */
function handleQuery() {
    queryParams.value.pageNum = 1;
    getList();
}
/** 重置按钮操作 */
function resetQuery() {
    showTable.value = false;
    daterangeCreateTime.value = [];
    proxy.resetForm("queryForm");
    queryParams.value.orderByColumn = defaultSort.value.prop;
    queryParams.value.isAsc = defaultSort.value.order;
    handleQuery();
}
/** 多选框选中数据 */
function handleSelectionChange(selection) {
    ids.value = selection.map(item => item.ossId)
    single.value = selection.length !== 1
    multiple.value = !selection.length
}
/** 设置列的排序为我们自定义的排序 */
function handleHeaderClass({ column }) {
    column.order = column.multiOrder
}
/** 点击表头进行排序 */
function handleHeaderCLick(column) {
    if (column.sortable !== 'custom') {
        return
    }
    switch (column.multiOrder) {
        case 'descending':
            column.multiOrder = 'ascending';
            break;
        case 'ascending':
            column.multiOrder = '';
            break;
        default:
            column.multiOrder = 'descending';
            break;
    }
    handleOrderChange(column.property, column.multiOrder)
}

function handleOrderChange(prop, order) {
    let orderByArr = queryParams.value.orderByColumn ? queryParams.value.orderByColumn.split(",") : [];
    let isAscArr = queryParams.value.isAsc ? queryParams.value.isAsc.split(",") : [];
    let propIndex = orderByArr.indexOf(prop)
    if (propIndex !== -1) {
        if (order) {
            //排序里已存在 只修改排序
            isAscArr[propIndex] = order;
        } else {
            //如果order为null 则删除排序字段和属性
            isAscArr.splice(propIndex, 1);//删除排序
            orderByArr.splice(propIndex, 1);//删除属性
        }
    } else {
        //排序里不存在则新增排序
        orderByArr.push(prop);
        isAscArr.push(order);
    }
    //合并排序
    queryParams.value.orderByColumn = orderByArr.join(",");
    queryParams.value.isAsc = isAscArr.join(",");
    getList();
}
/** 任务日志列表查询 */
function handleOssConfig() {
    router.push({ path: '/system/oss-config/index' })
}
/** 文件按钮操作 */
function handleFile() {
    reset();
    open.value = true;
    title.value = "上传文件";
    type.value = 0;
}
/** 图片按钮操作 */
function handleImage() {
    reset();
    open.value = true;
    title.value = "上传图片";
    type.value = 1;
}
/** 提交按钮 */
function submitForm() {
    open.value = false;
    getList();
};
/** 下载按钮操作 */
function handleDownload(row) {
    proxy.$download.oss(row.ossId)
};
/** 删除按钮操作 */
function handleDelete(row) {
    const ossIds = row.ossId || ids.value;
    proxy.$modal.confirm('是否确认删除OSS对象存储编号为"' + ossIds + '"的数据项?').then(() => {
        loading.value = true;
        return delOss(ossIds);
    }).then(() => {
        loading.value = false;
        getList();
        proxy.$modal.msgSuccess("删除成功");
    }).finally(() => {
        loading.value = false;
    });
};
// 预览列表图片状态修改
function handlePreviewListResource(previewListResource) {
    let text = previewListResource ? "启用" : "停用";
    proxy.$modal.confirm('确认要"' + text + '""预览列表图片"配置吗?').then(() => {
        return updateConfigByKey("sys.oss.previewListResource", previewListResource);
    }).then(() => {
        getList()
        proxy.$modal.msgSuccess(text + "成功");
    }).catch(() => { })
};

getList();
</script>
